| OS | Man Page | Section | Hits |
|---|---|---|---|
| linux | signbit | 3 | 291 |
| sunos | signbit | 3m | 220 |
| posix | signbit | 3p | 213 |
| debian | signbit | 3 | 209 |
| hpux | signbit | 3m | 193 |
| freebsd | signbit | 3 | 191 |
| suse | signbit | 3 | 190 |
| opensolaris | signbit | 3m | 185 |
| v7 | signbit | 3 | 185 |
| centos | signbit | 3 | 182 |
| opendarwin | signbit | 3 | 170 |
| netbsd | signbit | 3 | 169 |
| plan9 | signbit | 3 | 167 |
| xfree86 | signbit | 3 | 156 |
| osx | signbit | 3 | 156 |
| suse | signbit | 3p | 152 |
| centos | signbit | 3p | 146 |
| mojave | signbit | 3 | 144 |
| redhat | signbit | 3 | 136 |